Bloom has argued that most students, not just a few, should be able to do top quality school work if given appropriate instruction. Mastery learning, which includes frequent diagnostic testing followed by remedial instruction, has been proposed as an effective strategy for increasing pupil achievement. In this study, teachers used a mastery…

A study was designed to examine relationships of aptitude level to training performance on tasks of varying complexity and to determine if differential job training might be required. A complexity rated training battery with eight tasks (simple/choice monitoring, rifle assembly/disassembly, equipment preparation, map symbols, phonetic alphabet,…